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34 Pentane ... Pentane

From Dataset: S66: A Well-balanced Database of Benchmark Interaction Energies Relevant to Biomolecular Structure

Dataset reference: Řezáč, J., Riley, K.E., Hobza, P., J. Chem. Theory Comput. (2011), DOI: 10.1021/ct2002946

Optimization level: MP2/cc-pVTZ (interpolated CCSD(T)/CBS minimum)

Tags: dispersion aliphatic-aliphatic


Structure:

34

C   -2.533308650  -0.294879067   0.713148758
H   -2.563626820  -0.977081809  -0.136422641
H   -2.566978352  -0.895875900   1.621731768
H   -3.434426110   0.315957131   0.684104472
C   -1.271884866   0.557655468   0.674354677
H   -1.271026303   1.256565714   1.514319405
H   -1.266632549   1.167895814  -0.231826531
C   -0.000135043  -0.278418218   0.719603148
H   -0.000159375  -0.887229516   1.628637086
H   -0.000365425  -0.980714184  -0.119404392
C    1.271894760   0.557382187   0.674061079
H    1.270971755   1.256633312   1.513705410
H    1.266636490   1.167182502  -0.232386925
C    2.533403758  -0.294941760   0.713280149
H    2.563919186  -0.977774101  -0.135778362
H    3.434309555   0.316254316   0.683599450
H    2.567558205  -0.895208868   1.622328649
C    2.533557303   0.295021331   4.513099857
H    2.568141790   0.894828029   3.603774309
H    2.564060614   0.978227908   5.361844678
H    3.434237994  -0.316475975   4.543308797
C    1.271731101  -0.556865940   4.552404109
H    1.266287391  -1.166593653   5.458901069
H    1.270600589  -1.256219684   3.712823047
C   -0.000043889   0.279233160   4.506787669
H   -0.000198816   0.981543138   5.345772143
H    0.000033007   0.888009579   3.597718034
C   -1.271804728  -0.556908819   4.552059207
H   -1.266422488  -1.167018268   5.458309310
H   -1.270698388  -1.255931711   3.712195554
C   -2.533523958   0.295137490   4.513081501
H   -2.567717260   0.895671158   3.604204743
H   -3.434325934  -0.316160865   4.542594683
H   -2.564063492   0.977723730   5.362342891

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Energies:

method counterpoise corrected remark value
CCSD(T)/CBS(aDZ) yes -3.776
CCSD(T)/CBS(haTZ) yes -3.749
CCSD(T)/CBS(haD->TZ) yes -3.764
MP2/cc-pVTZ yes -3.221
MP2/aug-cc-pVDZ yes -3.337
MP2/CBS yes -3.968
MP2C/CBS yes -3.88
SCS-MP2/CBS yes -2.347
SCS-MI-MP2/CBS yes -2.738
DW-MP2/CBS yes -2.658
MP3/CBS yes -3.141
MP2.5/CBS yes -3.555
CCSD/CBS yes -2.867
SCS-CCSD/CBS yes -3.938
SCS-MI-CCSD/CBS yes -4.023